NavGeneral InfoEmail Print Original or alternative title Berlin Initiative Study (BIS) Geography Germany (DEU) Coverage type Country Time period covered 01/2010 - present Data type Estimate Keywords Chronic kidney diseases Citation Primary investigator Schäffner, Elke. Ebert, Natalie. Contributors Charité - University Medicine Berlin Suggested citation Charité - University Medicine Berlin. Germany Berlin Initiative Study CKD Relative Risk Estimates. GHDx Entry last modified on: Oct 27, 2021